Combination-rule.



x J.- D. MOGANN, Jn.

UOMBINATION RULE.

APPLNATION 1mm MAR. 2o. 190s.

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I lprovided with an outward smooth surface' arranged for sliding engagement over the teeth of the ratchet disk, carried slidably in a slot 43 and having a helical spring 44 engaged 'inwardly thereof to engage slidably with the ratchet disk as shown. AThe awl 42 serves the same urpose as the paw 40, inclosing the space etween the shoulder 22 at theopposite side ofthe disk. What 1s claimed is: 4

l'. A rule of pivoted sections, ya sprn engaged therebetween under tension to orce said sections to open position, and a latch mechanism arranged fto resist Vsuch movement until operated.

2. A ruler vcomprising pivotedsections, a

spring engaged'therebetween normally under gaig 'said pawl from said ratchet. l testimony whereof I aix my signaturey in presence of two witnesses.

'JAMES D. MCCANN, JR.

- Witnesses:

. H. T; SAUNDERS, P. G. Spnn'tm'r. 

